As Rebecca Hamilton noted in her post on Monday, commentators from across the political spectrum have denounced President-elect Donald Trump’s decision to appoint Stephen Bannon as his chief strategist in the White House. In July, as chairman of Breitbart Media, Bannon described the news site as “the platform for the alt-right,” which, according to the Southern Poverty Law Center, is “a set of far-right ideologies, groups and individuals whose core belief is that ‘white identity’ is under attack by multicultural forces using ‘political correctness’ and ‘social justice’ to undermine white people and ‘their civilization.'” We’ve been following the reaction to Bannon’s appointment on Twitter, and have highlighted some of the more noteworthy Tweets below: